IMA mineral species

Fedorovskite

Ca₂Mg₂B₄O₇(OH)₆

Borate mineral.

Fedorovskite specimen
Fedorovskite.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCa₂Mg₂B₄O₇(OH)₆
ElementsCa, Mg, B, O, H
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolFdo
Nickel–Strunz class6.DA.25

“—” means no reliable value in Wikidata yet. Check Mindat for full data.

🌍 Where it's found

Type locality (where it was first described): Solongo boron deposit, Russia